General description This Kress 5x Clamping Chuck Jaw Adapter is designed for use with screwdriver drills and hammer drills. It features a robust clamping chuck with a jaw/gear design that ensures a secure hold on drill bits, even during heavy construction or DIY tasks. The adapter allows for the use of larger drills, providing maximum flexibility in your projects. Technical specifications Length: 6 cm Clamping range: 1.5 - 13 mm Internal thread: 13 mm (1/2") x 20 Weight: 286 g Material: metal For clockwise and anti-clockwise rotation Impact-resistant Other information Content of delivery: 5x clamping chuck